197680500

素因数分解:

$2^2\times 3^5\times 5^3\times {\mathrm{1627}}^1$

素因数の和:1661

約数の個数: 144

約数和(自身を含む): 647110464

約数和(自身を除く): 449429964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 243, 250, 270, 300, 324, 375, 405, 450, 486, 500, 540, 675, 750, 810, 900, 972, 1125, 1215, 1350, 1500, 1620, 1627, 2025, 2250, 2430, 2700, 3254, 3375, 4050, 4500, 4860, 4881, 6075, 6508, 6750, 8100, 8135, 9762, 10125, 12150, 13500, 14643, 16270, 19524, 20250, 24300, 24405, 29286, 30375, 32540, 40500, 40675, 43929, 48810, 58572, 60750, 73215, 81350, 87858, 97620, 121500, 122025, 131787, 146430, 162700, 175716, 203375, 219645, 244050, 263574, 292860, 366075, 395361, 406750, 439290, 488100, 527148, 610125, 658935, 732150, 790722, 813500, 878580, 1098225, 1220250, 1317870, 1464300, 1581444, 1830375, 1976805, 2196450, 2440500, 2635740, 3294675, 3660750, 3953610, 4392900, 5491125, 6589350, 7321500, 7907220, 9884025, 10982250, 13178700, 16473375, 19768050, 21964500, 32946750, 39536100, 49420125, 65893500, 98840250, 197680500]

約数ペア:

[(1, 197680500), (2, 98840250), (3, 65893500), (4, 49420125), (5, 39536100), (6, 32946750), (9, 21964500), (10, 19768050), (12, 16473375), (15, 13178700), (18, 10982250), (20, 9884025), (25, 7907220), (27, 7321500), (30, 6589350), (36, 5491125), (45, 4392900), (50, 3953610), (54, 3660750), (60, 3294675), (75, 2635740), (81, 2440500), (90, 2196450), (100, 1976805), (108, 1830375), (125, 1581444), (135, 1464300), (150, 1317870), (162, 1220250), (180, 1098225), (225, 878580), (243, 813500), (250, 790722), (270, 732150), (300, 658935), (324, 610125), (375, 527148), (405, 488100), (450, 439290), (486, 406750), (500, 395361), (540, 366075), (675, 292860), (750, 263574), (810, 244050), (900, 219645), (972, 203375), (1125, 175716), (1215, 162700), (1350, 146430), (1500, 131787), (1620, 122025), (1627, 121500), (2025, 97620), (2250, 87858), (2430, 81350), (2700, 73215), (3254, 60750), (3375, 58572), (4050, 48810), (4500, 43929), (4860, 40675), (4881, 40500), (6075, 32540), (6508, 30375), (6750, 29286), (8100, 24405), (8135, 24300), (9762, 20250), (10125, 19524), (12150, 16270), (13500, 14643)]